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8183962 |
Leakage protective plug
A leakage protective plug comprises a case and electric contacts. A protective cap is fixed on the top of the case and includes a reset button protective cap and a test button protective cap. The...
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8164403 |
Disconnect mechanism in a power receptacle with ground-fault circuit interruption functions
A disconnect mechanism for a power receptacle, which includes a disconnect block, a locking member slidably coupled to the disconnect block, and an electromagnetic device moveably coupled to the...
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8164402 |
Current transformer, protection device including such transformer and related circuit breaker
A current transformer adapted for use in an electrical circuit. The current transformer includes a toroidal core and at least one electrical conductor having a portion passing within the toroidal...
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8159318 |
Electromagnet assembly directly driving latch of an electronic circuit breaker
A circuit breaker includes a trip unit and an electronic fault detection unit sharing a common trip latch for causing the circuit breaker to trip upon detection of a fault by either unit. The...
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8139328 |
Fault circuit interrupting device with symmetrical inputs
There is disclosed a circuit interrupting device with symmetrical inputs comprising a first input configured for connection to a power source or a load circuit and a second input configured for...
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8134428 |
Circuit breaker with electronic sensing and de-latch activation
A circuit breaker and method includes a mechanical pole moveable between a latched position and an unlatched position to open an electrical connection between a pair of electrical contacts. An...
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8102226 |
Protection device with a sandwiched cantilever breaker mechanism
The present invention is directed to a protective electrical wiring device that includes a housing assembly having a plurality of receptacle terminals comprising hot user-accessible terminal...
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8093966 |
Impact solenoid assembly for an electrical receptacle
An impact solenoid assembly for an electrical receptacle includes an armature having first and second ends. A resilient member is disposed between a latch and the second end of the armature. The...
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8089282 |
Test assembly for a circuit breaker
A test assembly for a circuit breaker with a single pole module having first and second conduction paths electrically isolated from each other via an interior wall of the module and a circuit...
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8044299 |
Protective device with tamper resistant shutters
The present invention is directed to a modular shutter assembly for use within various types of electrical wiring devices having differing amperage ratings. The modular shutter assembly includes a...
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7994882 |
Space allocation within a circuit breaker
A single pole module of a circuit breaker is disclosed. The housing includes a first portion and a second portion, and an interior wall separating the first portion from the second portion. The...
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7986202 |
Circuit breaker current transformer conductor location device for improved sensing accuracy and assembly
A circuit breaker includes a breaker housing, a transformer housing, and a plurality of conductor locators. The transformer housing is enclosed within the breaker housing and has an opening for...
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7978032 |
Locking mechanism for protecting a ground fault circuit interrupter from faulty resetting
A locking mechanism for protecting a ground fault circuit interrupter (GFCI) from being faultily reset. In one embodiment, the locking mechanism has a blocking member secured onto a lateral side of...
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7944331 |
Circuit interrupting device with reverse wiring protection
Resettable circuit interrupting devices, such as GFCI devices, that include reverse wiring protection, and optionally an independent trip portions and/or a reset lockout portion are provided. The...
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7936238 |
Protection device with a sandwiched cantilever breaker mechanism
The present invention is directed to an electrical wiring device that includes a housing assembly including a plurality of line terminals, a plurality of load terminals, and a plurality of...
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7920365 |
Protective device with an auxiliary switch
The present invention is directed to a protective device that includes a housing having a plurality of line terminals, a plurality of load terminals, and a plurality of user-accessible terminals...
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7911298 |
Electrical switching apparatus and trip actuator assembly therefor
A trip actuator assembly is provided for an electrical switching apparatus, such as a circuit breaker. The trip actuator assembly includes a trip actuator with an actuating element, which is...
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7898779 |
Protective device having a thin construction
The present invention is directed to an electrical wiring device that includes a front cover member and a back cover member substantially in parallel with the front cover member. The housing...
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7869169 |
Method and system of current transformer output magnitude compensation in a circuit breaker system
A method and system to detect currents in the saturation region of a current transformer for a circuit breaker is disclosed. An example method is sensing a fault condition with a current...
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7868719 |
Tamper resistant interrupter receptacle having a detachable metal skin
A tamper-resistant device including a housing having a first surface and a second surface; and one or more covers positioned on the first surface of the housing, wherein the first surface includes...
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7864005 |
Arc-fault circuit interrupter device
A ground fault circuit interrupter device is described.
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7859368 |
Circuit interrupting device with automatic components detection function
The present invention provides a circuit interrupting device which contains four pairs of contacts to electrically connect/disconnect to an input power source to a user accessible load and an...
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7791846 |
Arc flash detection system, apparatus and method
An arc flash system for a circuit breaker and a method of operation is provided. The arc flash system includes a first sensor such as a photo-detector and a second sensor that detects a circuit...
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7768758 |
Electronic switching device, in particular circuit-breaker and associated operating method
An anti-serial cascade circuit including two silicon carbide JFETs and two silicon MOSFETs is known. Disclosed is a combination of a JFET, a smart power MOSFET SPM and a thyristor with an...
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7764151 |
Circuit interrupting device with reverse wiring protection
Resettable circuit interrupting devices, such as GFCI devices, that include reverse wiring protection, and optionally an independent trip portions and/or a reset lockout portion are provided. The...
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7737809 |
Circuit interrupting device and system utilizing bridge contact mechanism and reset lockout
A GFCI device which has reverse wiring protection is provided where no power is present at the face terminals even when the device is reverse wired. The device has a pair of movable bridges...
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7733199 |
Electrical circuit breaker having a protective function
An actuating unit or actuating mechanism and release for a circuit breaker. The magnetic mechanism of the release includes a magnet armature, which can move linearly in a magnet coil, is in the...
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7642457 |
Protective device with tamper resistant shutters
The present invention is directed to a protective shutter assembly for use within a cover assembly of an electrical wiring device. The assembly includes a frameless shutter sub-assembly movable...
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7619861 |
Protective device having a thin construction
The present invention is directed to a wiring device that includes a front cover assembly. The front cover assembly includes a front cover having at least one plug receptacle opening disposed...
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7612973 |
GFCI receptacle with single button for test-reset function
A resettable circuit interrupting device having a single button for activating a test/reset mechanism. The circuit interrupting device can include a reset lockout and/or reverse wiring protection.
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7598828 |
Protection device with a sandwiched cantilever breaker mechanism
The present invention is directed to an electrical wiring device that includes a plurality of line terminals, a plurality of load terminals, and a plurality of receptacle load terminals. A circuit...
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7558034 |
Bi-directional ground fault circuit interrupter
The present invention relates to a family of resettable circuit interrupting devices that eliminates the need to rewire a resettable circuit interrupting device after it is installed and powered up...
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7554781 |
Protective device with an auxiliary switch
The present invention is directed to a protective device that includes a plurality of line terminals, a plurality of load terminals, and a fault detection assembly coupled to the plurality of line...
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7545244 |
Circuit breaker with independent trip and reset lockout
Resettable circuit breakers having an independent trip mechanism and a reset lockout are provided. The trip mechanism operates independently of the fault protection operations, and the reset...
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7538993 |
Receptacle circuit interrupting devices providing an end of life test controlled by test button
The present invention provides a circuit interrupting device which can test the conditions of the components in the circuit interrupting device (i.e., the end-of-life test) through the depression...
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7538646 |
Relay with reduced leakage current
A relay includes a magnetic system provided with an armature and a contact system provided with a first contact and a moveable second contact. An electrically insulating base plate is arranged...
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7525402 |
Circuit interruption device with indicator having function of auto-monitoring and multi-protecting circuit
A circuit interruption device having an input for receiving AC power, an AC socket electrically connected to the power input, a reset switch electrically coupling the power source to the AC socket,...
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7518475 |
Electrical switching apparatus, circuit interrupter and method of interrupting overcurrents of a power circuit
A circuit interrupter includes a housing, separable contacts, and an operating mechanism including a latch. The operating mechanism opens the contacts responsive to actuation of the latch. A trip...
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7502212 |
IDCI with reset lockout and independent trip
Resettable circuit interrupting devices, such as an IDCI, are provided having a reset lockout and independent trip.
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7498910 |
Ground fault circuit interrupter device
A ground fault circuit interrupter device is described.
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7463124 |
Circuit interrupting device with reverse wiring protection
Resettable circuit interrupting devices, such as GFCI devices, that include reverse wiring protection, and optionally an independent trip portions and/or a reset lockout portion are provided. The...
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7439832 |
Electrical wiring device switch assembly and combination device with circuit protection component
An electrical wiring device including a plurality of independent switches and a circuit interrupter. In an aspect, two adjacent switches are provided. The user accessible portions of the switches...
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7439833 |
Ground fault circuit interrupter with blocking member
Located within a GFCI is a movable contact bearing arm which cooperates with at least one fixed contact. When the movable arm is moved up to allow the at least one contact on the arm to close with...
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7436639 |
Compact ground fault circuit interrupter module
A compact module with a pair of transformers and a double pole single throw relay (DPST) mounted onto a housing to create a self contained assembly for installation in a ground fault circuit...
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7414499 |
Circuit interrupting device with a single test-reset button
A ground fault circuit interrupter device having a single actuator for sequentially activating a circuit interrupting portion when the device is in a reset condition and a reset portion when the...
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7403086 |
Ground fault circuit interrupter with reverse wiring protection
A new type of switching mechanism for a ground fault circuit interrupter (GFCI) with reverse wiring protection preferably includes two pairs of fixed contact holders, each member of each pair...
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7400479 |
Reset lockout for circuit interrupting device
Resettable circuit interrupting devices, such as GFCI devices, that include a reset lock-out mechanism are provided. The reset lock-out mechanism prevents the resetting of electrical connections...
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7365621 |
Pivot point reset lockout mechanism for a ground fault circuit interrupter
Resettable circuit interrupting devices, such as GFCI devices that include a reset lockout mechanism are provided. The GFCI comprises a reset button which is selectively blocked from resetting the...
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7355827 |
Ground fault circuit interrupter with reverse wiring protection
A circuit interrupter comprises a pair of fixed contact strips, a pair of movable contact strips, a reset component, a movable component, and a tripping component that contains a reset contact....
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7355497 |
Reset lockout and trip for circuit interrupting device
This invention relates to a circuit interrupting device having a trip button for disconnecting a load from a source of electrical power and a reset button for resetting the device after it has...
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